Home / 102,163.93-140,984.02-59,145.24

Finding the Fourth Proportional to 102,163.93, 140,984.02 and 59,145.24

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Solution

The fourth proportional to 102,163.93, 140,984.02 and 59,145.24 is: 81,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,163.93 : 140,984.02 = 59,145.24 : x
  2. Step 2: Convert to fraction form
    102,163.93/140,984.02 = 59,145.24/x
  3. Step 3: Cross multiply
    102,163.93x = 140,984.02 × 59,145.24
  4. Step 4: Simplify right side
    102,163.93x = 8,338,533,752.49
  5. Step 5: Solve for x
    x = 8,338,533,752.49/102,163.93
  6. Step 6: Final answer
    x = 81,619.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.